About the Execution of ITS-Tools for CANConstruction-PT-060
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 9457.535 | 3600000.00 | 3860579.00 | 17290.00 | ?FFFFTFTFFFFFF?F | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r034-tall-177946842100660.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CANConstruction-PT-060, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946842100660
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.9M
-rw-r--r-- 1 mcc users 9.4K Mar 6 09:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 6 09:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Mar 6 09:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 6 09:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.2K Mar 15 07:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Mar 15 07:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 6 09:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Mar 6 09:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 6 09:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Mar 6 09:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 5.4M Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CANConstruction-PT-060-LTLFireability-00
FORMULA_NAME CANConstruction-PT-060-LTLFireability-01
FORMULA_NAME CANConstruction-PT-060-LTLFireability-02
FORMULA_NAME CANConstruction-PT-060-LTLFireability-03
FORMULA_NAME CANConstruction-PT-060-LTLFireability-04
FORMULA_NAME CANConstruction-PT-060-LTLFireability-05
FORMULA_NAME CANConstruction-PT-060-LTLFireability-06
FORMULA_NAME CANConstruction-PT-060-LTLFireability-07
FORMULA_NAME CANConstruction-PT-060-LTLFireability-08
FORMULA_NAME CANConstruction-PT-060-LTLFireability-09
FORMULA_NAME CANConstruction-PT-060-LTLFireability-10
FORMULA_NAME CANConstruction-PT-060-LTLFireability-11
FORMULA_NAME CANConstruction-PT-060-LTLFireability-12
FORMULA_NAME CANConstruction-PT-060-LTLFireability-13
FORMULA_NAME CANConstruction-PT-060-LTLFireability-14
FORMULA_NAME CANConstruction-PT-060-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779645027016
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANConstruction-PT-060
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 17:50:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 17:50:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 17:50:28] [INFO ] Load time of PNML (sax parser for PT used): 346 ms
[2026-05-24 17:50:28] [INFO ] Transformed 7922 places.
[2026-05-24 17:50:28] [INFO ] Transformed 14880 transitions.
[2026-05-24 17:50:28] [INFO ] Parsed PT model containing 7922 places and 14880 transitions and 44400 arcs in 497 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA CANConstruction-PT-060-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANConstruction-PT-060-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANConstruction-PT-060-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANConstruction-PT-060-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANConstruction-PT-060-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANConstruction-PT-060-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 37 out of 7922 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7922/7922 places, 14880/14880 transitions.
Discarding 3467 places :
Symmetric choice reduction at 0 with 3467 rule applications. Total rules 3467 place count 4455 transition count 7946
Iterating global reduction 0 with 3467 rules applied. Total rules applied 6934 place count 4455 transition count 7946
Applied a total of 6934 rules in 1548 ms. Remains 4455 /7922 variables (removed 3467) and now considering 7946/14880 (removed 6934) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2819827667982913382.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10220192534430543106.kers'
[2026-05-24 17:50:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2819827667982913382.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10220192534430543106.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7946 rows 4455 cols 16252 entries
Finished phase 1 with 4274 SingleSign rule and 60 generalized
[2026-05-24 17:50:30] [INFO ] Computed 121 invariants in 32 ms
Computed 121 P flows in 33 ms.
Exported basis to /tmp/petrispot-output-10220192534430543106.kers
Total runtime 38 ms.
[2026-05-24 17:50:36] [INFO ] Implicit Places using invariants in 5960 ms returned [12, 26, 40, 54, 68, 82, 96, 110, 124, 138, 152, 166, 180, 194, 208, 222, 236, 250, 264, 278, 292, 306, 320, 334, 348, 362, 376, 390, 404, 418, 432, 446, 460, 474, 488, 502, 516, 530, 544, 558, 572, 586, 600, 614, 628, 642, 656, 670, 684, 698, 712, 726, 740, 754, 768, 782, 796, 810, 824, 838]
Discarding 60 places :
Implicit Place search using SMT only with invariants took 6018 ms to find 60 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 4395/7922 places, 7946/14880 transitions.
Discarding 59 places :
Symmetric choice reduction at 0 with 59 rule applications. Total rules 59 place count 4336 transition count 7887
Iterating global reduction 0 with 59 rules applied. Total rules applied 118 place count 4336 transition count 7887
Applied a total of 118 rules in 885 ms. Remains 4336 /4395 variables (removed 59) and now considering 7887/7946 (removed 59) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12213596041395609951.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10917468798551245164.kers'
[2026-05-24 17:50:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12213596041395609951.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10917468798551245164.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7887 rows 4336 cols 15895 entries
Finished phase 1 with 4275 SingleSign rule and 0 generalized
[2026-05-24 17:50:37] [INFO ] Computed 61 invariants in 32 ms
Computed 61 P flows in 33 ms.
Exported basis to /tmp/petrispot-output-10917468798551245164.kers
Total runtime 40 ms.
[2026-05-24 17:50:42] [INFO ] Implicit Places using invariants in 5009 ms returned []
[2026-05-24 17:50:42] [INFO ] Invariant cache hit.
[2026-05-24 17:50:45] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 17:51:15] [INFO ] Performed 861/4336 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 17:51:45] [INFO ] Performed 1163/4336 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 17:52:15] [INFO ] Performed 1473/4336 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 17:52:46] [INFO ] Performed 1776/4336 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 17:52:46] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 17:52:46] [INFO ] Implicit Places using invariants and state equation in 123668 ms returned []
Implicit Place search using SMT with State Equation took 128681 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 4336/7922 places, 7887/14880 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 137149 ms. Remains : 4336/7922 places, 7887/14880 transitions.
Starting structural reductions in LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Applied a total of 0 rules in 428 ms. Remains 4336 /4336 variables (removed 0) and now considering 7887/7887 (removed 0) transitions.
[2026-05-24 17:52:46] [INFO ] Invariant cache hit.
[2026-05-24 17:52:51] [INFO ] Implicit Places using invariants in 4842 ms returned []
[2026-05-24 17:52:51] [INFO ] Invariant cache hit.
[2026-05-24 17:52:54] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 17:53:24] [INFO ] Performed 859/4336 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 17:53:55] [INFO ] Performed 1154/4336 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 17:54:25] [INFO ] Performed 1455/4336 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 17:54:55] [INFO ] Performed 1752/4336 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 17:54:55] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 17:54:55] [INFO ] Implicit Places using invariants and state equation in 123818 ms returned []
Implicit Place search using SMT with State Equation took 128663 ms to find 0 implicit places.
Running 7827 sub problems to find dead transitions.
[2026-05-24 17:54:55] [INFO ] Invariant cache hit.
[2026-05-24 17:54:55] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/4335 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7827 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4335/12223 variables, and 61 constraints, problems are : Problem set: 0 solved, 7827 unsolved in 30148 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4336 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7827/7827 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7827 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4335 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7827 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4335/12223 variables, and 61 constraints, problems are : Problem set: 0 solved, 7827 unsolved in 30124 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4336 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7827 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66797ms problems are : Problem set: 0 solved, 7827 unsolved
Search for dead transitions found 0 dead transitions in 66864ms
Finished structural reductions in LTL mode , in 1 iterations and 196016 ms. Remains : 4336/4336 places, 7887/7887 transitions.
Support contains 37 out of 4336 places after structural reductions.
[2026-05-24 17:56:02] [INFO ] Flatten gal took : 327 ms
[2026-05-24 17:56:02] [INFO ] Flatten gal took : 197 ms
[2026-05-24 17:56:03] [INFO ] Input system was already deterministic with 7887 transitions.
RANDOM walk for 40000 steps (34 resets) in 2287 ms. (17 steps per ms) remains 12/26 properties
BEST_FIRST walk for 40004 steps (8 resets) in 122 ms. (325 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 101 ms. (392 steps per ms) remains 11/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 98 ms. (404 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 87 ms. (454 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 92 ms. (430 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 113 ms. (350 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 111 ms. (357 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 98 ms. (404 steps per ms) remains 11/11 properties
[2026-05-24 17:56:04] [INFO ] Invariant cache hit.
[2026-05-24 17:56:04] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 4273/4289 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SMT process timed out in 7994ms, After SMT, problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 16 out of 4336 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 409 transitions
Trivial Post-agglo rules discarded 409 transitions
Performed 409 trivial Post agglomeration. Transition count delta: 409
Iterating post reduction 0 with 409 rules applied. Total rules applied 409 place count 4336 transition count 7478
Reduce places removed 409 places and 0 transitions.
Iterating post reduction 1 with 409 rules applied. Total rules applied 818 place count 3927 transition count 7478
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 818 place count 3927 transition count 7418
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 938 place count 3867 transition count 7418
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 945 place count 3860 transition count 7404
Iterating global reduction 2 with 7 rules applied. Total rules applied 952 place count 3860 transition count 7404
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 2 with 8 rules applied. Total rules applied 960 place count 3860 transition count 7396
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 968 place count 3852 transition count 7396
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 59
Deduced a syphon composed of 59 places in 2 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 4 with 118 rules applied. Total rules applied 1086 place count 3793 transition count 7337
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 4 with 5 rules applied. Total rules applied 1091 place count 3793 transition count 7332
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 1096 place count 3788 transition count 7332
Applied a total of 1096 rules in 2548 ms. Remains 3788 /4336 variables (removed 548) and now considering 7332/7887 (removed 555) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2549 ms. Remains : 3788/4336 places, 7332/7887 transitions.
RANDOM walk for 40000 steps (96 resets) in 855 ms. (46 steps per ms) remains 2/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 1/2 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11851946292416065318.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8230384551476339282.kers'
[2026-05-24 17:56:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11851946292416065318.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8230384551476339282.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 7332 rows 3788 cols 14850 entries
Finished phase 1 with 3727 SingleSign rule and 0 generalized
[2026-05-24 17:56:15] [INFO ] Computed 61 invariants in 85 ms
Computed 61 P flows in 86 ms.
Exported basis to /tmp/petrispot-output-8230384551476339282.kers
Total runtime 93 ms.
[2026-05-24 17:56:15] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3727/3730 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3730 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3730 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 57/3787 variables, 57/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 55536ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 3788 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3788/3788 places, 7332/7332 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 3783 transition count 7322
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 3783 transition count 7322
Applied a total of 10 rules in 1092 ms. Remains 3783 /3788 variables (removed 5) and now considering 7322/7332 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1092 ms. Remains : 3783/3788 places, 7322/7332 transitions.
RANDOM walk for 40000 steps (95 resets) in 694 ms. (57 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 67166 steps, run timeout after 3001 ms. (steps per millisecond=22 ) properties seen :0 out of 1
Probabilistic random walk after 67166 steps, saw 33635 distinct states, run finished after 3008 ms. (steps per millisecond=22 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18403131594819185619.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12698920014788628921.kers'
[2026-05-24 17:57:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18403131594819185619.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12698920014788628921.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 7322 rows 3783 cols 14825 entries
Finished phase 1 with 3722 SingleSign rule and 0 generalized
[2026-05-24 17:57:15] [INFO ] Computed 61 invariants in 85 ms
Computed 61 P flows in 86 ms.
Exported basis to /tmp/petrispot-output-12698920014788628921.kers
Total runtime 91 ms.
[2026-05-24 17:57:15] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3722/3725 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3725 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3725 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 57/3782 variables, 57/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 88595ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 3783 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3783/3783 places, 7322/7322 transitions.
Applied a total of 0 rules in 586 ms. Remains 3783 /3783 variables (removed 0) and now considering 7322/7322 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 587 ms. Remains : 3783/3783 places, 7322/7322 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3783/3783 places, 7322/7322 transitions.
Applied a total of 0 rules in 568 ms. Remains 3783 /3783 variables (removed 0) and now considering 7322/7322 (removed 0) transitions.
[2026-05-24 17:58:44] [INFO ] Invariant cache hit.
[2026-05-24 17:58:48] [INFO ] Implicit Places using invariants in 4216 ms returned []
[2026-05-24 17:58:48] [INFO ] Invariant cache hit.
[2026-05-24 17:58:51] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 17:59:21] [INFO ] Performed 384/3783 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 17:59:51] [INFO ] Performed 699/3783 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:00:21] [INFO ] Performed 1014/3783 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:00:51] [INFO ] Performed 1326/3783 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:00:51] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:00:51] [INFO ] Implicit Places using invariants and state equation in 122999 ms returned []
Implicit Place search using SMT with State Equation took 127226 ms to find 0 implicit places.
[2026-05-24 18:00:52] [INFO ] Redundant transitions in 778 ms returned []
Running 7262 sub problems to find dead transitions.
[2026-05-24 18:00:52] [INFO ] Invariant cache hit.
[2026-05-24 18:00:52] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3782 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3782/11105 variables, and 61 constraints, problems are : Problem set: 0 solved, 7262 unsolved in 30106 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/3783 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7262/7262 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3782 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7262 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3782/11105 variables, and 65 constraints, problems are : Problem set: 0 solved, 7262 unsolved in 30095 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/3783 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7262 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65519ms problems are : Problem set: 0 solved, 7262 unsolved
Search for dead transitions found 0 dead transitions in 65537ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 194144 ms. Remains : 3783/3783 places, 7322/7322 transitions.
FORMULA CANConstruction-PT-060-LTLFireability-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 182 stabilizing places and 241 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0)) U (G((G(!p1)||X(X(p0))))||((G(!p1)||X(X(p0)))&&G(p2)))))'
Support contains 5 out of 4336 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 4323 transition count 7862
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 4323 transition count 7862
Applied a total of 26 rules in 1409 ms. Remains 4323 /4336 variables (removed 13) and now considering 7862/7887 (removed 25) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17508955547859293068.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15910333799351945372.kers'
[2026-05-24 18:02:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17508955547859293068.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15910333799351945372.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 7862 rows 4323 cols 15844 entries
Finished phase 1 with 4262 SingleSign rule and 0 generalized
[2026-05-24 18:02:00] [INFO ] Computed 61 invariants in 29 ms
Computed 61 P flows in 30 ms.
Exported basis to /tmp/petrispot-output-15910333799351945372.kers
Total runtime 34 ms.
[2026-05-24 18:02:05] [INFO ] Implicit Places using invariants in 5015 ms returned []
[2026-05-24 18:02:05] [INFO ] Invariant cache hit.
[2026-05-24 18:02:07] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:02:38] [INFO ] Performed 866/4323 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:03:08] [INFO ] Performed 1152/4323 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:03:38] [INFO ] Performed 1440/4323 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:04:08] [INFO ] Performed 1728/4323 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:04:08] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:04:08] [INFO ] Implicit Places using invariants and state equation in 123408 ms returned []
Implicit Place search using SMT with State Equation took 128433 ms to find 0 implicit places.
Running 7802 sub problems to find dead transitions.
[2026-05-24 18:04:08] [INFO ] Invariant cache hit.
[2026-05-24 18:04:08] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4322 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7802 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4322/12185 variables, and 61 constraints, problems are : Problem set: 0 solved, 7802 unsolved in 30113 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4323 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7802/7802 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7802 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4322 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7802 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4322/12185 variables, and 61 constraints, problems are : Problem set: 0 solved, 7802 unsolved in 30101 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4323 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7802 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66392ms problems are : Problem set: 0 solved, 7802 unsolved
Search for dead transitions found 0 dead transitions in 66409ms
Starting structural reductions in LTL mode, iteration 1 : 4323/4336 places, 7862/7887 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 196270 ms. Remains : 4323/4336 places, 7862/7887 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0)) U (G((G(!p1)||X(X(p0))))||(G(p2)&&(G(!p1)||X(X(p0)))))))'
Stuttering acceptance computed with spot in 738 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1), (AND (NOT p2) p1 (NOT p0)), (NOT p0), true, (AND p1 (NOT p0)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p2)), p1, (AND p1 (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p2), (AND p1 (NOT p2) p0)]
Running random walk in product with property : CANConstruction-PT-060-LTLFireability-00
Product exploration explored 100000 steps with 24987 reset in 1213 ms.
Product exploration explored 100000 steps with 24955 reset in 1260 ms.
Computed a total of 181 stabilizing places and 240 stable transitions
Computed a total of 181 stabilizing places and 240 stable transitions
Knowledge based reduction with 16 factoid took 116 ms. Reduced automaton from 14 states, 37 edges and 3 AP (stutter sensitive) to 14 states, 37 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 19 to 16
RANDOM walk for 40000 steps (36 resets) in 740 ms. (53 steps per ms) remains 5/16 properties
BEST_FIRST walk for 40004 steps (8 resets) in 216 ms. (184 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 227 ms. (175 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 67 ms. (588 steps per ms) remains 5/5 properties
[2026-05-24 18:05:18] [INFO ] Invariant cache hit.
[2026-05-24 18:05:18] [INFO ] State equation strengthened by 7140 read => feed constraints.
Problem apf2 is UNSAT
Problem apf13 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4262/4267 variables, 6/6 constraints. Problems are: Problem set: 2 solved, 3 unsolved
SMT process timed out in 5069ms, After SMT, problems are : Problem set: 2 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 4323 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4323/4323 places, 7862/7862 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 418 transitions
Trivial Post-agglo rules discarded 418 transitions
Performed 418 trivial Post agglomeration. Transition count delta: 418
Iterating post reduction 0 with 418 rules applied. Total rules applied 418 place count 4323 transition count 7444
Reduce places removed 418 places and 0 transitions.
Iterating post reduction 1 with 418 rules applied. Total rules applied 836 place count 3905 transition count 7444
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 836 place count 3905 transition count 7384
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 956 place count 3845 transition count 7384
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 59
Deduced a syphon composed of 59 places in 2 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 2 with 118 rules applied. Total rules applied 1074 place count 3786 transition count 7325
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1076 place count 3786 transition count 7323
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1078 place count 3784 transition count 7323
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 1079 place count 3784 transition count 7323
Applied a total of 1079 rules in 2373 ms. Remains 3784 /4323 variables (removed 539) and now considering 7323/7862 (removed 539) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2373 ms. Remains : 3784/4323 places, 7323/7862 transitions.
RANDOM walk for 40000 steps (95 resets) in 729 ms. (54 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 69 ms. (571 steps per ms) remains 1/1 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10883493982500230636.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7815084769866977654.kers'
[2026-05-24 18:05:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10883493982500230636.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7815084769866977654.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7323 rows 3784 cols 14827 entries
Finished phase 1 with 3723 SingleSign rule and 0 generalized
[2026-05-24 18:05:26] [INFO ] Computed 61 invariants in 87 ms
Computed 61 P flows in 87 ms.
Exported basis to /tmp/petrispot-output-7815084769866977654.kers
Total runtime 93 ms.
[2026-05-24 18:05:26] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3723/3726 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3726 variables, 7/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3726 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 57/3783 variables, 57/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 59244ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 3784 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3784/3784 places, 7323/7323 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 3783 transition count 7322
Applied a total of 2 rules in 1074 ms. Remains 3783 /3784 variables (removed 1) and now considering 7322/7323 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1074 ms. Remains : 3783/3784 places, 7322/7323 transitions.
RANDOM walk for 40000 steps (95 resets) in 604 ms. (66 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 60255 steps, run timeout after 3001 ms. (steps per millisecond=20 ) properties seen :0 out of 1
Probabilistic random walk after 60255 steps, saw 26748 distinct states, run finished after 3001 ms. (steps per millisecond=20 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10742526637909130588.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7209067518264149733.kers'
[2026-05-24 18:06:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10742526637909130588.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7209067518264149733.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7322 rows 3783 cols 14825 entries
Finished phase 1 with 3722 SingleSign rule and 0 generalized
[2026-05-24 18:06:30] [INFO ] Computed 61 invariants in 96 ms
Computed 61 P flows in 96 ms.
Exported basis to /tmp/petrispot-output-7209067518264149733.kers
Total runtime 106 ms.
[2026-05-24 18:06:30] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3722/3725 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3725 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3725 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 57/3782 variables, 57/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 83065ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 3783 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3783/3783 places, 7322/7322 transitions.
Applied a total of 0 rules in 574 ms. Remains 3783 /3783 variables (removed 0) and now considering 7322/7322 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 575 ms. Remains : 3783/3783 places, 7322/7322 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3783/3783 places, 7322/7322 transitions.
Applied a total of 0 rules in 566 ms. Remains 3783 /3783 variables (removed 0) and now considering 7322/7322 (removed 0) transitions.
[2026-05-24 18:07:54] [INFO ] Invariant cache hit.
[2026-05-24 18:07:58] [INFO ] Implicit Places using invariants in 4294 ms returned []
[2026-05-24 18:07:58] [INFO ] Invariant cache hit.
[2026-05-24 18:08:01] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:08:31] [INFO ] Performed 365/3783 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:09:01] [INFO ] Performed 679/3783 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:09:31] [INFO ] Performed 996/3783 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:10:01] [INFO ] Performed 1312/3783 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:10:01] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:10:01] [INFO ] Implicit Places using invariants and state equation in 123171 ms returned []
Implicit Place search using SMT with State Equation took 127469 ms to find 0 implicit places.
[2026-05-24 18:10:02] [INFO ] Redundant transitions in 689 ms returned []
Running 7262 sub problems to find dead transitions.
[2026-05-24 18:10:02] [INFO ] Invariant cache hit.
[2026-05-24 18:10:02] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/3782 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3782/11105 variables, and 61 constraints, problems are : Problem set: 0 solved, 7262 unsolved in 30111 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/3783 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7262/7262 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3782 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7262 unsolved
SMT process timed out in 67667ms, After SMT, problems are : Problem set: 0 solved, 7262 unsolved
Search for dead transitions found 0 dead transitions in 67685ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 196440 ms. Remains : 3783/3783 places, 7322/7322 transitions.
Found 2 invariant AP formulas.
Knowledge based reduction with 18 factoid took 313 ms. Reduced automaton from 14 states, 37 edges and 3 AP (stutter sensitive) to 14 states, 35 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 474 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1), (AND (NOT p2) p1 (NOT p0)), (NOT p0), true, (AND p1 (NOT p0)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p2)), p1, (AND p1 (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1 p0)]
Knowledge-based reduction took 352732 ms.
Stuttering acceptance computed with spot in 466 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1), (AND (NOT p2) p1 (NOT p0)), (NOT p0), true, (AND p1 (NOT p0)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p2)), p1, (AND p1 (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1 p0)]
Support contains 5 out of 4323 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4323/4323 places, 7862/7862 transitions.
Applied a total of 0 rules in 655 ms. Remains 4323 /4323 variables (removed 0) and now considering 7862/7862 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9891362899379170293.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16547092081996411190.kers'
[2026-05-24 18:11:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9891362899379170293.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16547092081996411190.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 7862 rows 4323 cols 15844 entries
Finished phase 1 with 4262 SingleSign rule and 0 generalized
[2026-05-24 18:11:12] [INFO ] Computed 61 invariants in 29 ms
Computed 61 P flows in 29 ms.
Exported basis to /tmp/petrispot-output-16547092081996411190.kers
Total runtime 39 ms.
[2026-05-24 18:11:16] [INFO ] Implicit Places using invariants in 4759 ms returned []
[2026-05-24 18:11:16] [INFO ] Invariant cache hit.
[2026-05-24 18:11:19] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:11:50] [INFO ] Performed 876/4323 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:12:20] [INFO ] Performed 1170/4323 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:12:50] [INFO ] Performed 1458/4323 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:13:20] [INFO ] Performed 1750/4323 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:13:20] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:13:20] [INFO ] Implicit Places using invariants and state equation in 123383 ms returned []
Implicit Place search using SMT with State Equation took 128144 ms to find 0 implicit places.
Running 7802 sub problems to find dead transitions.
[2026-05-24 18:13:20] [INFO ] Invariant cache hit.
[2026-05-24 18:13:20] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/4322 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7802 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4322/12185 variables, and 61 constraints, problems are : Problem set: 0 solved, 7802 unsolved in 30109 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4323 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7802/7802 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7802 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4322 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7802 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4322/12185 variables, and 61 constraints, problems are : Problem set: 0 solved, 7802 unsolved in 30103 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4323 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7802 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66199ms problems are : Problem set: 0 solved, 7802 unsolved
Search for dead transitions found 0 dead transitions in 66214ms
Finished structural reductions in LTL mode , in 1 iterations and 195031 ms. Remains : 4323/4323 places, 7862/7862 transitions.
Computed a total of 181 stabilizing places and 240 stable transitions
Computed a total of 181 stabilizing places and 240 stable transitions
Knowledge based reduction with 16 factoid took 131 ms. Reduced automaton from 14 states, 35 edges and 3 AP (stutter sensitive) to 14 states, 35 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (35 resets) in 524 ms. (76 steps per ms) remains 3/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 359 ms. (111 steps per ms) remains 3/3 properties
[2026-05-24 18:14:26] [INFO ] Invariant cache hit.
[2026-05-24 18:14:27] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4262/4267 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SMT process timed out in 8896ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 4323 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4323/4323 places, 7862/7862 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 418 transitions
Trivial Post-agglo rules discarded 418 transitions
Performed 418 trivial Post agglomeration. Transition count delta: 418
Iterating post reduction 0 with 418 rules applied. Total rules applied 418 place count 4323 transition count 7444
Reduce places removed 418 places and 0 transitions.
Iterating post reduction 1 with 418 rules applied. Total rules applied 836 place count 3905 transition count 7444
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 836 place count 3905 transition count 7384
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 956 place count 3845 transition count 7384
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 59
Deduced a syphon composed of 59 places in 2 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 2 with 118 rules applied. Total rules applied 1074 place count 3786 transition count 7325
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1076 place count 3786 transition count 7323
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1078 place count 3784 transition count 7323
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 1079 place count 3784 transition count 7323
Applied a total of 1079 rules in 2382 ms. Remains 3784 /4323 variables (removed 539) and now considering 7323/7862 (removed 539) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2384 ms. Remains : 3784/4323 places, 7323/7862 transitions.
RANDOM walk for 40000 steps (95 resets) in 721 ms. (55 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14960070904264200737.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1582018390090260125.kers'
[2026-05-24 18:14:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14960070904264200737.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1582018390090260125.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 7323 rows 3784 cols 14827 entries
Finished phase 1 with 3723 SingleSign rule and 0 generalized
[2026-05-24 18:14:38] [INFO ] Computed 61 invariants in 90 ms
Computed 61 P flows in 91 ms.
Exported basis to /tmp/petrispot-output-1582018390090260125.kers
Total runtime 96 ms.
[2026-05-24 18:14:38] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3723/3726 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3726 variables, 7/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3726 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 57/3783 variables, 57/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 59271ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 3784 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3784/3784 places, 7323/7323 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 3783 transition count 7322
Applied a total of 2 rules in 1022 ms. Remains 3783 /3784 variables (removed 1) and now considering 7322/7323 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1022 ms. Remains : 3783/3784 places, 7322/7323 transitions.
RANDOM walk for 40000 steps (95 resets) in 780 ms. (51 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 76 ms. (519 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 62466 steps, run timeout after 3001 ms. (steps per millisecond=20 ) properties seen :0 out of 1
Probabilistic random walk after 62466 steps, saw 27279 distinct states, run finished after 3001 ms. (steps per millisecond=20 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9607532551110017623.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-616276368903561424.kers'
[2026-05-24 18:15:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9607532551110017623.kers, --Pflows, --basisKERS=/tmp/petrispot-output-616276368903561424.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 7322 rows 3783 cols 14825 entries
Finished phase 1 with 3722 SingleSign rule and 0 generalized
[2026-05-24 18:15:42] [INFO ] Computed 61 invariants in 88 ms
Computed 61 P flows in 89 ms.
Exported basis to /tmp/petrispot-output-616276368903561424.kers
Total runtime 100 ms.
[2026-05-24 18:15:42] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3722/3725 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3725 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3725 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 57/3782 variables, 57/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 82240ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 3783 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3783/3783 places, 7322/7322 transitions.
Applied a total of 0 rules in 660 ms. Remains 3783 /3783 variables (removed 0) and now considering 7322/7322 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 660 ms. Remains : 3783/3783 places, 7322/7322 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3783/3783 places, 7322/7322 transitions.
Applied a total of 0 rules in 559 ms. Remains 3783 /3783 variables (removed 0) and now considering 7322/7322 (removed 0) transitions.
[2026-05-24 18:17:05] [INFO ] Invariant cache hit.
[2026-05-24 18:17:09] [INFO ] Implicit Places using invariants in 4190 ms returned []
[2026-05-24 18:17:09] [INFO ] Invariant cache hit.
[2026-05-24 18:17:12] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:17:42] [INFO ] Performed 370/3783 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:18:12] [INFO ] Performed 678/3783 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:18:42] [INFO ] Performed 996/3783 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:19:12] [INFO ] Performed 1312/3783 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:19:12] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:19:12] [INFO ] Implicit Places using invariants and state equation in 123061 ms returned []
Implicit Place search using SMT with State Equation took 127253 ms to find 0 implicit places.
[2026-05-24 18:19:13] [INFO ] Redundant transitions in 499 ms returned []
Running 7262 sub problems to find dead transitions.
[2026-05-24 18:19:13] [INFO ] Invariant cache hit.
[2026-05-24 18:19:13] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3782 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3782/11105 variables, and 61 constraints, problems are : Problem set: 0 solved, 7262 unsolved in 30106 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/3783 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7262/7262 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3782 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7262 unsolved
SMT process timed out in 67783ms, After SMT, problems are : Problem set: 0 solved, 7262 unsolved
Search for dead transitions found 0 dead transitions in 67797ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 196134 ms. Remains : 3783/3783 places, 7322/7322 transitions.
Knowledge based reduction with 16 factoid took 260 ms. Reduced automaton from 14 states, 35 edges and 3 AP (stutter sensitive) to 14 states, 35 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 481 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1), (AND (NOT p2) p1 (NOT p0)), (NOT p0), true, (AND p1 (NOT p0)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p2)), p1, (AND p1 (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1 p0)]
Knowledge-based reduction took 355313 ms.
Stuttering acceptance computed with spot in 485 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1), (AND (NOT p2) p1 (NOT p0)), (NOT p0), true, (AND p1 (NOT p0)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p2)), p1, (AND p1 (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1 p0)]
Stuttering acceptance computed with spot in 494 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1), (AND (NOT p2) p1 (NOT p0)), (NOT p0), true, (AND p1 (NOT p0)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p2)), p1, (AND p1 (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1 p0)]
Product exploration explored 100000 steps with 25080 reset in 1073 ms.
Product exploration explored 100000 steps with 25116 reset in 1012 ms.
Spot run failed in 69 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin10519698335966520638
[2026-05-24 18:20:25] [INFO ] Built C files in 114ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10519698335966520638
Running compilation step : cd /tmp/ltsmin10519698335966520638;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10519698335966520638;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10519698335966520638;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 5 out of 4323 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4323/4323 places, 7862/7862 transitions.
Applied a total of 0 rules in 721 ms. Remains 4323 /4323 variables (removed 0) and now considering 7862/7862 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10500980276901779907.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15748465267229468094.kers'
[2026-05-24 18:20:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10500980276901779907.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15748465267229468094.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7862 rows 4323 cols 15844 entries
Finished phase 1 with 4262 SingleSign rule and 0 generalized
[2026-05-24 18:20:28] [INFO ] Computed 61 invariants in 35 ms
Computed 61 P flows in 35 ms.
Exported basis to /tmp/petrispot-output-15748465267229468094.kers
Total runtime 45 ms.
[2026-05-24 18:20:33] [INFO ] Implicit Places using invariants in 4799 ms returned []
[2026-05-24 18:20:33] [INFO ] Invariant cache hit.
[2026-05-24 18:20:36] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:21:07] [INFO ] Performed 865/4323 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:21:37] [INFO ] Performed 1152/4323 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:22:07] [INFO ] Performed 1435/4323 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:22:37] [INFO ] Performed 1715/4323 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:22:37] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:22:37] [INFO ] Implicit Places using invariants and state equation in 123415 ms returned []
Implicit Place search using SMT with State Equation took 128219 ms to find 0 implicit places.
Running 7802 sub problems to find dead transitions.
[2026-05-24 18:22:37] [INFO ] Invariant cache hit.
[2026-05-24 18:22:37] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/4322 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7802 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4322/12185 variables, and 61 constraints, problems are : Problem set: 0 solved, 7802 unsolved in 30108 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4323 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7802/7802 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7802 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4322 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7802 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4322/12185 variables, and 61 constraints, problems are : Problem set: 0 solved, 7802 unsolved in 30109 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4323 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7802 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66115ms problems are : Problem set: 0 solved, 7802 unsolved
Search for dead transitions found 0 dead transitions in 66131ms
Finished structural reductions in LTL mode , in 1 iterations and 195086 ms. Remains : 4323/4323 places, 7862/7862 transitions.
Built C files in :
/tmp/ltsmin17990960586569823856
[2026-05-24 18:23:43] [INFO ] Built C files in 65ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17990960586569823856
Running compilation step : cd /tmp/ltsmin17990960586569823856;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17990960586569823856;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17990960586569823856;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-24 18:23:46] [INFO ] Flatten gal took : 141 ms
[2026-05-24 18:23:46] [INFO ] Flatten gal took : 143 ms
[2026-05-24 18:23:46] [INFO ] Time to serialize gal into /tmp/LTL15868197417025994398.gal : 50 ms
[2026-05-24 18:23:47] [INFO ] Time to serialize properties into /tmp/LTL15108477935280338946.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15868197417025994398.gal' '-t' 'CGAL' '-hoa' '/tmp/aut4117134943640937712.hoa' '-atoms' '/tmp/LTL15108477935280338946.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL15108477935280338946.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut4117134943640937712.hoa
Detected timeout of ITS tools.
[2026-05-24 18:24:02] [INFO ] Flatten gal took : 134 ms
[2026-05-24 18:24:02] [INFO ] Flatten gal took : 156 ms
[2026-05-24 18:24:02] [INFO ] Time to serialize gal into /tmp/LTL59079681868104588.gal : 30 ms
[2026-05-24 18:24:02] [INFO ] Time to serialize properties into /tmp/LTL5800966119624073851.ltl : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL59079681868104588.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5800966119624073851.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...273
Read 1 LTL properties
Checking formula 0 : !(((X(X("((Node14GiveAnswer25<1)&&(!((Node49IsInserted>=1)&&(Node58Request>=1))))")))U((G((X(X("((Node14GiveAnswer25<1)&&(!((Node49IsI...439
Formula 0 simplified : XX!"((Node14GiveAnswer25<1)&&(!((Node49IsInserted>=1)&&(Node58Request>=1))))" R (F(XX!"((Node14GiveAnswer25<1)&&(!((Node49IsInserted...408
Detected timeout of ITS tools.
[2026-05-24 18:24:17] [INFO ] Flatten gal took : 118 ms
[2026-05-24 18:24:17] [INFO ] Applying decomposition
[2026-05-24 18:24:17] [INFO ] Flatten gal took : 123 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph18073111992361243481.txt' '-o' '/tmp/graph18073111992361243481.bin' '-w' '/tmp/graph18073111992361243481.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18073111992361243481.bin' '-l' '-1' '-v' '-w' '/tmp/graph18073111992361243481.weights' '-q' '0' '-e' '0.001'
[2026-05-24 18:24:18] [INFO ] Decomposing Gal with order
[2026-05-24 18:24:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 18:24:19] [INFO ] Removed a total of 7256 redundant transitions.
[2026-05-24 18:24:20] [INFO ] Flatten gal took : 1284 ms
[2026-05-24 18:24:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 14152 labels/synchronizations in 770 ms.
[2026-05-24 18:24:21] [INFO ] Time to serialize gal into /tmp/LTL2530859540872337137.gal : 59 ms
[2026-05-24 18:24:21] [INFO ] Time to serialize properties into /tmp/LTL2851101327077119044.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2530859540872337137.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2851101327077119044.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !(((X(X("((i25.u112.Node14GiveAnswer25<1)&&(!((i49.u217.Node49IsInserted>=1)&&(i58.u256.Node58Request>=1))))")))U((G((X(X("((i25.u112....563
Formula 0 simplified : XX!"((i25.u112.Node14GiveAnswer25<1)&&(!((i49.u217.Node49IsInserted>=1)&&(i58.u256.Node58Request>=1))))" R (F(XX!"((i25.u112.Node14G...532
Detected timeout of ITS tools.
Treatment of property CANConstruction-PT-060-LTLFireability-00 finished in 1357409 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 4336 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 409 transitions
Trivial Post-agglo rules discarded 409 transitions
Performed 409 trivial Post agglomeration. Transition count delta: 409
Iterating post reduction 0 with 409 rules applied. Total rules applied 409 place count 4336 transition count 7478
Reduce places removed 409 places and 0 transitions.
Iterating post reduction 1 with 409 rules applied. Total rules applied 818 place count 3927 transition count 7478
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 818 place count 3927 transition count 7418
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 938 place count 3867 transition count 7418
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 950 place count 3855 transition count 7394
Iterating global reduction 2 with 12 rules applied. Total rules applied 962 place count 3855 transition count 7394
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 2 with 12 rules applied. Total rules applied 974 place count 3855 transition count 7382
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 986 place count 3843 transition count 7382
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 59
Deduced a syphon composed of 59 places in 1 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 4 with 118 rules applied. Total rules applied 1104 place count 3784 transition count 7323
Applied a total of 1104 rules in 1937 ms. Remains 3784 /4336 variables (removed 552) and now considering 7323/7887 (removed 564) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10833233380220546586.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1715243259704997365.kers'
[2026-05-24 18:24:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10833233380220546586.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1715243259704997365.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7323 rows 3784 cols 14826 entries
Finished phase 1 with 3723 SingleSign rule and 0 generalized
[2026-05-24 18:24:38] [INFO ] Computed 61 invariants in 86 ms
Computed 61 P flows in 87 ms.
Exported basis to /tmp/petrispot-output-1715243259704997365.kers
Total runtime 96 ms.
[2026-05-24 18:24:42] [INFO ] Implicit Places using invariants in 4276 ms returned []
[2026-05-24 18:24:42] [INFO ] Invariant cache hit.
[2026-05-24 18:24:44] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:25:15] [INFO ] Performed 378/3784 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:25:45] [INFO ] Performed 695/3784 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:26:15] [INFO ] Performed 1016/3784 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:26:45] [INFO ] Performed 1337/3784 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:26:45] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:26:45] [INFO ] Implicit Places using invariants and state equation in 122975 ms returned []
Implicit Place search using SMT with State Equation took 127255 ms to find 0 implicit places.
[2026-05-24 18:26:45] [INFO ] Redundant transitions in 501 ms returned []
Running 7263 sub problems to find dead transitions.
[2026-05-24 18:26:45] [INFO ] Invariant cache hit.
[2026-05-24 18:26:45] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/3783 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7263 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3783/11107 variables, and 61 constraints, problems are : Problem set: 0 solved, 7263 unsolved in 30246 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/3784 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7263/7263 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3783 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7263 unsolved
SMT process timed out in 72744ms, After SMT, problems are : Problem set: 0 solved, 7263 unsolved
Search for dead transitions found 0 dead transitions in 72755ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3784/4336 places, 7323/7887 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 202471 ms. Remains : 3784/4336 places, 7323/7887 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CANConstruction-PT-060-LTLFireability-03
Stuttering criterion allowed to conclude after 415 steps with 0 reset in 9 ms.
FORMULA CANConstruction-PT-060-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANConstruction-PT-060-LTLFireability-03 finished in 202645 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||X(((!p0 U X(p1)) U (p0&&(!p0 U X(p1)))))) U p2))'
Support contains 3 out of 4336 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 4325 transition count 7865
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 4325 transition count 7865
Applied a total of 22 rules in 1371 ms. Remains 4325 /4336 variables (removed 11) and now considering 7865/7887 (removed 22) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3796191411917558250.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12589940017325549212.kers'
[2026-05-24 18:28:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3796191411917558250.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12589940017325549212.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 7865 rows 4325 cols 15851 entries
Finished phase 1 with 4264 SingleSign rule and 0 generalized
[2026-05-24 18:28:00] [INFO ] Computed 61 invariants in 32 ms
Computed 61 P flows in 33 ms.
Exported basis to /tmp/petrispot-output-12589940017325549212.kers
Total runtime 44 ms.
[2026-05-24 18:28:04] [INFO ] Implicit Places using invariants in 4836 ms returned []
[2026-05-24 18:28:04] [INFO ] Invariant cache hit.
[2026-05-24 18:28:07] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:28:38] [INFO ] Performed 865/4325 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:29:08] [INFO ] Performed 1147/4325 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:29:38] [INFO ] Performed 1431/4325 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:30:08] [INFO ] Performed 1716/4325 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:30:08] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:30:08] [INFO ] Implicit Places using invariants and state equation in 123425 ms returned []
Implicit Place search using SMT with State Equation took 128263 ms to find 0 implicit places.
Running 7805 sub problems to find dead transitions.
[2026-05-24 18:30:08] [INFO ] Invariant cache hit.
[2026-05-24 18:30:08] [INFO ] State equation strengthened by 7140 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4324 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4324/12190 variables, and 61 constraints, problems are : Problem set: 0 solved, 7805 unsolved in 30111 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4325 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7805/7805 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7805 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4324 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4324/12190 variables, and 61 constraints, problems are : Problem set: 0 solved, 7805 unsolved in 30106 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4325 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7805 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65985ms problems are : Problem set: 0 solved, 7805 unsolved
Search for dead transitions found 0 dead transitions in 65997ms
Starting structural reductions in LTL mode, iteration 1 : 4325/4336 places, 7865/7887 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 195641 ms. Remains : 4325/4336 places, 7865/7887 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||X(((!p0 U X(p1)) U (p0&&(!p0 U X(p1)))))) U p2))'
Stuttering acceptance computed with spot in 130 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (NOT p1), true]
Running random walk in product with property : CANConstruction-PT-060-LTLFireability-04
Stuttering criterion allowed to conclude after 1012 steps with 0 reset in 15 ms.
FORMULA CANConstruction-PT-060-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANConstruction-PT-060-LTLFireability-04 finished in 195839 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F((G(!p0)||(!p0&&F(p1)))))||(p2&&X(F((G(!p0)||(!p0&&F(p1)))))))))'
Support contains 4 out of 4336 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 4324 transition count 7864
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 4324 transition count 7864
Applied a total of 24 rules in 1407 ms. Remains 4324 /4336 variables (removed 12) and now considering 7864/7887 (removed 23) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16197854419264667746.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-847901941497164851.kers'
[2026-05-24 18:31:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16197854419264667746.kers, --Pflows, --basisKERS=/tmp/petrispot-output-847901941497164851.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7864 rows 4324 cols 15848 entries
Finished phase 1 with 4263 SingleSign rule and 0 generalized
[2026-05-24 18:31:16] [INFO ] Computed 61 invariants in 34 ms
Computed 61 P flows in 35 ms.
Exported basis to /tmp/petrispot-output-847901941497164851.kers
Total runtime 45 ms.
[2026-05-24 18:31:21] [INFO ] Implicit Places using invariants in 5111 ms returned []
[2026-05-24 18:31:21] [INFO ] Invariant cache hit.
[2026-05-24 18:31:23] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:31:54] [INFO ] Performed 881/4324 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:32:24] [INFO ] Performed 1167/4324 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:32:54] [INFO ] Performed 1446/4324 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:33:24] [INFO ] Performed 1733/4324 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:33:24] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:33:24] [INFO ] Implicit Places using invariants and state equation in 123710 ms returned []
Implicit Place search using SMT with State Equation took 128825 ms to find 0 implicit places.
Running 7804 sub problems to find dead transitions.
[2026-05-24 18:33:24] [INFO ] Invariant cache hit.
[2026-05-24 18:33:24] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/4323 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7804 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4323/12188 variables, and 61 constraints, problems are : Problem set: 0 solved, 7804 unsolved in 30106 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4324 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7804/7804 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7804 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4323 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7804 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4323/12188 variables, and 61 constraints, problems are : Problem set: 0 solved, 7804 unsolved in 30103 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4324 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7804 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66026ms problems are : Problem set: 0 solved, 7804 unsolved
Search for dead transitions found 0 dead transitions in 66037ms
Starting structural reductions in LTL mode, iteration 1 : 4324/4336 places, 7864/7887 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 196285 ms. Remains : 4324/4336 places, 7864/7887 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F((G(p0)||(p0&&F(p1)))))||(p2&&X(F((G(p0)||(p0&&F(p1)))))))))'
Stuttering acceptance computed with spot in 157 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : CANConstruction-PT-060-LTLFireability-07
Product exploration explored 100000 steps with 50000 reset in 1349 ms.
Product exploration explored 100000 steps with 50000 reset in 1645 ms.
Computed a total of 181 stabilizing places and 240 stable transitions
Computed a total of 181 stabilizing places and 240 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 17 factoid took 18 ms. Proved property starting from automaton with 5 states, 14 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 41 ms.
FORMULA CANConstruction-PT-060-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CANConstruction-PT-060-LTLFireability-07 finished in 199543 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!(X(p0) U !p1)) U X(X(p2))))'
Support contains 5 out of 4336 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 4323 transition count 7862
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 4323 transition count 7862
Applied a total of 26 rules in 1350 ms. Remains 4323 /4336 variables (removed 13) and now considering 7862/7887 (removed 25) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4395182331755228022.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15160332956990080730.kers'
[2026-05-24 18:34:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4395182331755228022.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15160332956990080730.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 7862 rows 4323 cols 15844 entries
Finished phase 1 with 4262 SingleSign rule and 0 generalized
[2026-05-24 18:34:35] [INFO ] Computed 61 invariants in 33 ms
Computed 61 P flows in 33 ms.
Exported basis to /tmp/petrispot-output-15160332956990080730.kers
Total runtime 46 ms.
[2026-05-24 18:34:40] [INFO ] Implicit Places using invariants in 5150 ms returned []
[2026-05-24 18:34:40] [INFO ] Invariant cache hit.
[2026-05-24 18:34:43] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:35:14] [INFO ] Performed 879/4323 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:35:44] [INFO ] Performed 1172/4323 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:36:14] [INFO ] Performed 1460/4323 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:36:44] [INFO ] Performed 1760/4323 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:36:44] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:36:44] [INFO ] Implicit Places using invariants and state equation in 123639 ms returned []
Implicit Place search using SMT with State Equation took 128790 ms to find 0 implicit places.
Running 7802 sub problems to find dead transitions.
[2026-05-24 18:36:44] [INFO ] Invariant cache hit.
[2026-05-24 18:36:44] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/4322 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7802 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4322/12185 variables, and 61 constraints, problems are : Problem set: 0 solved, 7802 unsolved in 30103 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4323 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7802/7802 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7802 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4322 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7802 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4322/12185 variables, and 61 constraints, problems are : Problem set: 0 solved, 7802 unsolved in 30104 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4323 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7802 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66111ms problems are : Problem set: 0 solved, 7802 unsolved
Search for dead transitions found 0 dead transitions in 66123ms
Starting structural reductions in LTL mode, iteration 1 : 4323/4336 places, 7862/7887 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 196275 ms. Remains : 4323/4336 places, 7862/7887 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!(X(p0) U !p1)) U X(X(p2))))'
Stuttering acceptance computed with spot in 490 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p1), (AND (NOT p1) p0)]
Running random walk in product with property : CANConstruction-PT-060-LTLFireability-08
Stuttering criterion allowed to conclude after 1192 steps with 0 reset in 12 ms.
FORMULA CANConstruction-PT-060-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANConstruction-PT-060-LTLFireability-08 finished in 196839 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 4336 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 409 transitions
Trivial Post-agglo rules discarded 409 transitions
Performed 409 trivial Post agglomeration. Transition count delta: 409
Iterating post reduction 0 with 409 rules applied. Total rules applied 409 place count 4336 transition count 7478
Reduce places removed 409 places and 0 transitions.
Iterating post reduction 1 with 409 rules applied. Total rules applied 818 place count 3927 transition count 7478
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 818 place count 3927 transition count 7418
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 938 place count 3867 transition count 7418
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 950 place count 3855 transition count 7394
Iterating global reduction 2 with 12 rules applied. Total rules applied 962 place count 3855 transition count 7394
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 2 with 12 rules applied. Total rules applied 974 place count 3855 transition count 7382
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 986 place count 3843 transition count 7382
Performed 60 Post agglomeration using F-continuation condition.Transition count delta: 60
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 4 with 120 rules applied. Total rules applied 1106 place count 3783 transition count 7322
Applied a total of 1106 rules in 1807 ms. Remains 3783 /4336 variables (removed 553) and now considering 7322/7887 (removed 565) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15359078740108867158.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1698347336742624332.kers'
[2026-05-24 18:37:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15359078740108867158.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1698347336742624332.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7322 rows 3783 cols 14825 entries
Finished phase 1 with 3722 SingleSign rule and 0 generalized
[2026-05-24 18:37:52] [INFO ] Computed 61 invariants in 86 ms
Computed 61 P flows in 87 ms.
Exported basis to /tmp/petrispot-output-1698347336742624332.kers
Total runtime 97 ms.
[2026-05-24 18:37:57] [INFO ] Implicit Places using invariants in 4389 ms returned []
[2026-05-24 18:37:57] [INFO ] Invariant cache hit.
[2026-05-24 18:37:59] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:38:30] [INFO ] Performed 374/3783 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:39:00] [INFO ] Performed 688/3783 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:39:30] [INFO ] Performed 998/3783 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:40:00] [INFO ] Performed 1315/3783 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:40:00] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:40:00] [INFO ] Implicit Places using invariants and state equation in 123049 ms returned []
Implicit Place search using SMT with State Equation took 127441 ms to find 0 implicit places.
[2026-05-24 18:40:00] [INFO ] Redundant transitions in 681 ms returned []
Running 7262 sub problems to find dead transitions.
[2026-05-24 18:40:00] [INFO ] Invariant cache hit.
[2026-05-24 18:40:01] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/3782 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3782/11105 variables, and 61 constraints, problems are : Problem set: 0 solved, 7262 unsolved in 30104 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/3783 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7262/7262 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3782 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7262 unsolved
SMT process timed out in 65790ms, After SMT, problems are : Problem set: 0 solved, 7262 unsolved
Search for dead transitions found 0 dead transitions in 65801ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3783/4336 places, 7322/7887 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 195751 ms. Remains : 3783/4336 places, 7322/7887 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CANConstruction-PT-060-LTLFireability-09
Stuttering criterion allowed to conclude after 399 steps with 0 reset in 9 ms.
FORMULA CANConstruction-PT-060-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANConstruction-PT-060-LTLFireability-09 finished in 195872 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((G(X(G((F(p0)||X(p1))))) U p2)))))'
Support contains 4 out of 4336 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 4324 transition count 7864
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 4324 transition count 7864
Applied a total of 24 rules in 1371 ms. Remains 4324 /4336 variables (removed 12) and now considering 7864/7887 (removed 23) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17133891779493903040.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17831518112869958795.kers'
[2026-05-24 18:41:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17133891779493903040.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17831518112869958795.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7864 rows 4324 cols 15848 entries
Finished phase 1 with 4263 SingleSign rule and 0 generalized
[2026-05-24 18:41:08] [INFO ] Computed 61 invariants in 25 ms
Computed 61 P flows in 25 ms.
Exported basis to /tmp/petrispot-output-17831518112869958795.kers
Total runtime 29 ms.
[2026-05-24 18:41:13] [INFO ] Implicit Places using invariants in 4975 ms returned []
[2026-05-24 18:41:13] [INFO ] Invariant cache hit.
[2026-05-24 18:41:15] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:41:46] [INFO ] Performed 861/4324 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:42:16] [INFO ] Performed 1158/4324 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:42:46] [INFO ] Performed 1454/4324 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:43:16] [INFO ] Performed 1756/4324 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:43:16] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:43:16] [INFO ] Implicit Places using invariants and state equation in 123423 ms returned []
Implicit Place search using SMT with State Equation took 128408 ms to find 0 implicit places.
Running 7804 sub problems to find dead transitions.
[2026-05-24 18:43:16] [INFO ] Invariant cache hit.
[2026-05-24 18:43:16] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/4323 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7804 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4323/12188 variables, and 61 constraints, problems are : Problem set: 0 solved, 7804 unsolved in 30102 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4324 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7804/7804 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7804 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4323 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7804 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4323/12188 variables, and 61 constraints, problems are : Problem set: 0 solved, 7804 unsolved in 30110 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4324 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7804 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65934ms problems are : Problem set: 0 solved, 7804 unsolved
Search for dead transitions found 0 dead transitions in 65946ms
Starting structural reductions in LTL mode, iteration 1 : 4324/4336 places, 7864/7887 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 195734 ms. Remains : 4324/4336 places, 7864/7887 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((G(X(G((F(p0)||X(p1))))) U p2)))))'
Stuttering acceptance computed with spot in 318 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : CANConstruction-PT-060-LTLFireability-10
Stuttering criterion allowed to conclude after 1030 steps with 0 reset in 10 ms.
FORMULA CANConstruction-PT-060-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANConstruction-PT-060-LTLFireability-10 finished in 196116 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&F(p1)&&(G(p1) U X(!p2)))))'
Support contains 6 out of 4336 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 4322 transition count 7860
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 4322 transition count 7860
Applied a total of 28 rules in 1352 ms. Remains 4322 /4336 variables (removed 14) and now considering 7860/7887 (removed 27) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10272399594128962578.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11965996855032185207.kers'
[2026-05-24 18:44:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10272399594128962578.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11965996855032185207.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7860 rows 4322 cols 15840 entries
Finished phase 1 with 4261 SingleSign rule and 0 generalized
[2026-05-24 18:44:24] [INFO ] Computed 61 invariants in 33 ms
Computed 61 P flows in 34 ms.
Exported basis to /tmp/petrispot-output-11965996855032185207.kers
Total runtime 40 ms.
[2026-05-24 18:44:29] [INFO ] Implicit Places using invariants in 4835 ms returned []
[2026-05-24 18:44:29] [INFO ] Invariant cache hit.
[2026-05-24 18:44:31] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:45:02] [INFO ] Performed 848/4322 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:45:32] [INFO ] Performed 1149/4322 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:46:02] [INFO ] Performed 1440/4322 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:46:32] [INFO ] Performed 1727/4322 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:46:32] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:46:32] [INFO ] Implicit Places using invariants and state equation in 123374 ms returned []
Implicit Place search using SMT with State Equation took 128213 ms to find 0 implicit places.
Running 7800 sub problems to find dead transitions.
[2026-05-24 18:46:32] [INFO ] Invariant cache hit.
[2026-05-24 18:46:32] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/4321 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7800 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4321/12182 variables, and 61 constraints, problems are : Problem set: 0 solved, 7800 unsolved in 30105 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4322 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7800/7800 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7800 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4321 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7800 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4321/12182 variables, and 61 constraints, problems are : Problem set: 0 solved, 7800 unsolved in 30101 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4322 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 0/7800 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66001ms problems are : Problem set: 0 solved, 7800 unsolved
Search for dead transitions found 0 dead transitions in 66013ms
Starting structural reductions in LTL mode, iteration 1 : 4322/4336 places, 7860/7887 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 195592 ms. Remains : 4322/4336 places, 7860/7887 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&F(p1)&&(G(p1) U X(!p2)))))'
Stuttering acceptance computed with spot in 300 ms :[(OR (NOT p0) (NOT p1) p2), (OR (NOT p1) (NOT p0) p2), p2, (NOT p0), (NOT p1), p2, true, (NOT p1)]
Running random walk in product with property : CANConstruction-PT-060-LTLFireability-13
Stuttering criterion allowed to conclude after 1051 steps with 4 reset in 10 ms.
FORMULA CANConstruction-PT-060-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANConstruction-PT-060-LTLFireability-13 finished in 195958 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((p0&&X(p1)))||G(p2))))'
Support contains 6 out of 4336 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4336/4336 places, 7887/7887 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 4324 transition count 7864
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 4324 transition count 7864
Applied a total of 24 rules in 1331 ms. Remains 4324 /4336 variables (removed 12) and now considering 7864/7887 (removed 23) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16486213267717337684.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5752415342909871680.kers'
[2026-05-24 18:47:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16486213267717337684.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5752415342909871680.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 7864 rows 4324 cols 15848 entries
Finished phase 1 with 4263 SingleSign rule and 0 generalized
[2026-05-24 18:47:40] [INFO ] Computed 61 invariants in 35 ms
Computed 61 P flows in 35 ms.
Exported basis to /tmp/petrispot-output-5752415342909871680.kers
Total runtime 45 ms.
[2026-05-24 18:47:44] [INFO ] Implicit Places using invariants in 4641 ms returned []
[2026-05-24 18:47:44] [INFO ] Invariant cache hit.
[2026-05-24 18:47:47] [INFO ] State equation strengthened by 7140 read => feed constraints.
[2026-05-24 18:48:18] [INFO ] Performed 861/4324 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-24 18:48:48] [INFO ] Performed 1159/4324 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-24 18:49:18] [INFO ] Performed 1453/4324 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-24 18:49:48] [INFO ] Performed 1749/4324 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-24 18:49:48] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-24 18:49:48] [INFO ] Implicit Places using invariants and state equation in 123342 ms returned []
Implicit Place search using SMT with State Equation took 127989 ms to find 0 implicit places.
Running 7804 sub problems to find dead transitions.
[2026-05-24 18:49:48] [INFO ] Invariant cache hit.
[2026-05-24 18:49:48] [INFO ] State equation strengthened by 7140 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/4323 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 7804 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4323/12188 variables, and 61 constraints, problems are : Problem set: 0 solved, 7804 unsolved in 30105 ms.
Refiners :[Positive P Invariants (semi-flows): 61/61 constraints, State Equation: 0/4324 constraints, ReadFeed: 0/7140 constraints, PredecessorRefiner: 7804/7804 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7804 unsolved
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CANConstruction-PT-060"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is CANConstruction-PT-060, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r034-tall-177946842100660"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-060.tgz
mv CANConstruction-PT-060 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;